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LED bulbs can be used for 20 years
Recently, Philips introduced the industry's first LED bulb with less than 10W of energy consumption and comparable to the traditional 60W incandescent lamp , which greatly improved energy efficiency and is environmentally friendly.
The bulb consumes 9.7W and is comparable to a traditional 60W incandescent LED bulb. It has a service life of 30,000 hours, which is 30 times the average life of existing LED bulbs. It can be used for 20 years under the assumption of 4 hours of daily lighting. Its energy efficiency is 10 times that of incandescent lamps and 1.6 times that of fluorescent lamps. No radiation, small glare, cold light source, safe touch, is a typical green lighting source.
Such an energy-saving bulb is priced at $50/only, and according to official tests, it can save users $165 over its lifetime. The product is currently only sold in the North American market, and the market acceptance remains to be seen.